@article {31073,
	title = {Surveys of rare, potentially endangered, and sensitive birds in the oil sands and adjacent areas of northeastern Alberta},
	volume = {Internal report no. TF 2.3},
	year = {1977},
	note = {Project LS 22.3},
	pages = {19},
	institution = {Canadian Wildlife Service for Alberta Oil Sands Environmental Research Programme},
	author = {Beaver, R.}
}
